The Aerospace Corporation is seeking a Human Exploration and Spaceflight Subject Matter Expert to support NASA's Extravehicular Human Mobility Program Standing Review Board at the Johnson Space Center (JSC). This part-time casual position, which allows for a hybrid work model, will involve working closely with civil servant program management in an advisory capacity to support strategy development and program office activities. The successful candidate will be responsible for refining technical integration and communications products, contributing to the establishment of strategy and vision, and serving as a proactive advisory specialist. This role requires a deep understanding of issues and the ability to formulate options and recommendations while collaborating with various teams and stakeholders. In this position, you will attend various meetings and conferences, both regularly scheduled and intermittent, and develop periodic status reports and presentations. You will also be tasked with creating special reports that discuss findings, issues, conclusions, recommendations, and risk assessments. The role requires formulating recommendations to senior-level program management and performing other duties as required by the customer. This position is based in either Houston, TX, or Washington, DC, and offers flexibility in work arrangements, combining regular onsite workdays with remote work as business needs allow.